/*
 * Copyright 2023 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef skgpu_graphite_VulkanDescriptorSet_DEFINED
#define skgpu_graphite_VulkanDescriptorSet_DEFINED

#include "src/gpu/graphite/Resource.h"

#include "src/gpu/graphite/DescriptorData.h"
#include "src/gpu/graphite/vk/VulkanGraphiteUtilsPriv.h"

namespace skgpu::graphite {
class VulkanDescriptorPool;
class VulkanSharedContext;

/* *
 * Wrapper around VkDescriptorSet which maintains a reference to its descriptor pool. Once the ref
 * count on that pool is 0, it will be destroyed.
 */
class VulkanDescriptorSet : public Resource {
public:
    static sk_sp<VulkanDescriptorSet> Make(const VulkanSharedContext *, const sk_sp<VulkanDescriptorPool> &);

    VulkanDescriptorSet(const VulkanSharedContext *, VkDescriptorSet, sk_sp<VulkanDescriptorPool>);

    const VkDescriptorSet *descriptorSet()
    {
        return &fDescSet;
    }

    const char *getResourceType() const override
    {
        return "Vulkan Descriptor Set";
    }

private:
    void freeGpuData() override;

    VkDescriptorSet fDescSet;
    // Have this class hold on to a reference of the descriptor pool. When a pool's reference count
    // is 0, that means all the descriptor sets that came from that pool are no longer needed, so
    // the pool can safely be destroyed.
    sk_sp<VulkanDescriptorPool> fPool;
};
} // namespace skgpu::graphite

#endif // skgpu_graphite_VulkanDescriptorSet_DEFINED
